Sun Joe GFCI Pressure Washer The Sun Joe SPX Pressure Washer comes equipped with a GFCI (Ground Fault Circuit Interrupter) plug for safety. This plug includes a light indicator that lets you know when your unit is properly connected and ready to operate.What the GFCI Light MeansGreen or Red Light On:When you plug the GFCI cord into a wall outlet or a heavy-duty extension cord, the light—whether green or red—indicates that the unit has power and is ready for use.If the light is off, check that the outlet is live, the reset button on the GFCI is pressed, and that all connections are secure.Using Your Pressure Washer SafelyPlug In the GFCI Cord:Insert the GFCI plug into a properly grounded outlet or a heavy-duty extension cord rated for outdoor use.Check the Light Indicator:Confirm that the light is either green or red. This means the GFCI has power and is functioning.Turn On the Pressure Washer:Switch the unit to the ON position.Operate the Trigger Gun:Press and hold the trigger on the spray gun to start cleaning. Steps how to reset the GFCIBefore you plug the unit into the outlet, press and hold the reset button on the GFCI cord for 15 seconds, then plug-in Why the GFCI Is ImportantThe GFCI helps protect you from electrical shock by cutting power if it detects a ground fault. This is especially important when working with water and electricity in outdoor environments. Related articles Find Your Snow Joe / Sun Joe User Manual (All Models) Battery and Unit Compatibility Guide Pressure Washer Troubleshooting Sun Joe High-Pressure Washer Hose Compatibility Guide How do I assemble my SPX3000® Pressure Washer?